The Voltaic Messenger is reinforced and padded to carry and protect a laptop. It has large zipped pockets for documents, and multiple small pockets for electronic devices. Ideal for use in town or as a travel bag. It features an adjustable padded laptop sleeve, for laptops with up to a 15" screen (14" x 10" x 2"), oversized nylon zips for extra strenght and a padded agjuestable shoulder strap. The solar panels provide protection for fragile items inside the front pocket. It weighs 3. 25 lbs (1,500 grams) including battery and solar panels. Dimensions are 14.5 " x 11.5 " x 4-5.5 (37 x 29 x 10- 14 cm)